Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
10710065 | Journal of Magnetism and Magnetic Materials | 2012 | 6 Pages |
Abstract
⺠Ultrafine SrFe12âxAlxO19 particles were prepared by sol-gel method. ⺠The gels were annealed at 950 °C for 2 and 24 h. ⺠Particle size and magnetic properties depend on Al substitution and annealing time. ⺠Hc and Ms are, respectively, 73-96% and 83-91% of the bulk values. ⺠The highest Hc value of 10.1 kOe was achieved for this sample series.
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Authors
Tran Thi Viet Nga, Nguyen Phuc Duong, Than Duc Hien,